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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Principal Backend Developer - **Company:** Waracle - **Location:** London, UK - **Contract:** Permanent contract - **Skills:** Artificial Intelligence, Microsoft Azure, Cloud Computing, Database Design, Distributed Systems, Systems Development Life Cycle, Software Engineering, SQL Databases, Backend, Data Strategy, Api Management, Microservices - **Published:** June 30, 2026 - **Apply:** https://uk.indeed.com/viewjob?jk=1701174f46c96d2b ## About the Role * Architectural Leadership: Proven experience designing, documenting, and scaling complex back-end architectures, distributed systems, microservices, and database designs (SQL and other technologies) within cloud-native environments-particularly Azure (with a focus on API management, maintenance, and scaling). * Technical Direction & Delivery Ownership: Strong leadership capability to set clear technical direction, maintain a dedicated ownership mindset, and foster high-standard outcomes across complex enterprise projects. * Consultative Communication: Excellent communication and influencing skills, with a demonstrated ability to navigate complex client organisations, support diverse stakeholders, and pragmatically balance commercial constraints with high technical standards. * Team Mentorship & Growth: A proven track record of mentoring, developing, and aligning senior engineers and technical leaders to foster a collaborative culture of continuous learning and psychological safety. * Modern SDLC Innovation: A pragmatic, forward-thinking understanding of leveraging and applying AI acceleration tools within the Software Development Life Cycle to optimise engineering practices. ## Description As a Principal Developer, you will act as a strategic technical leader, guiding and shaping robust architectures, data strategies, and cloud-native environments across multiple squads and collaborative programmes. In this role, you will champion technical excellence, making thoughtful choices that balance cost, security, performance, and user experience to help Waracle scale and deliver high-performance, world-class products. If you are a collaborative leader who thrives on mentoring talent, fostering inclusive engineering communities, and navigating complex technical landscapes with empathy and pragmatism, we would love to welcome you to our team., Reporting to the Head of Engineering, your role will cover: * Solving Complex Technical Challenges: Partner closely with client technical and business stakeholders at all levels, gaining a deep understanding of their technology estates to advise on impactful, world-class digital solutions. * Technical Excellence & Delivery: Shape architectures across multiple squads; select tools and frameworks to scale across clients while optimising for cost, security, performance, and scalability. * Collaboration & Stakeholder Management: Act as a trusted advisor to clients on technical strategy and roadmaps, translating complex technical concepts into clear, accessible communication for senior stakeholders. * Leadership & Community Cultivation: Mentor Lead and Senior Engineers, foster and grow our engineering community of practice, and ensure cross-team alignment on technical standards. * Culture & Knowledge Sharing: Define and evolve Waracle's technical standards while contributing to our shared body of knowledge through lessons learned, thought leadership, and good practices. ## Related Videos - [Developing the Backend with Stefan Lingler, CTO at Shpock](https://www.wearedevelopers.com/videos/100360-developing-the-backend-with-stefan-lingler-cto-at-shpock) - [Fault Tolerance and Consistency at Scale: Harnessing the Power of Distributed SQL Databases](https://www.wearedevelopers.com/videos/1146-fault-tolerance-and-consistency-at-scale-harnessing-the-power-of-distributed-sql-databases) - [Hacking Your Vacation: Using Data for Fun](https://www.wearedevelopers.com/videos/585-hacking-your-vacation-using-data-for-fun) - [Empowering Thousands of Developers: Our Journey to an Internal Developer Platform](https://www.wearedevelopers.com/videos/1519-empowering-thousands-of-developers-our-journey-to-an-internal-developer-platform) - [Nest.js - TypeScript in the backend can also be clean](https://www.wearedevelopers.com/videos/1033-nest-js-typescript-in-the-backend-can-also-be-clean) - [The Alpha‑Developer of Tomorrow: Building the Future of the Software Development Lifecycle](https://www.wearedevelopers.com/videos/1401-the-alpha-developer-of-tomorrow-building-the-future-of-the-software-development-lifecycle) ## Related Articles - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [Navigating the AI Shift](https://www.wearedevelopers.com/magazine/629-navigating-the-ai-shift) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [Dev Digest 132 - Binging WADFlix?](https://www.wearedevelopers.com/magazine/473-dev-digest-132-binging-wadflix) - [What is Software Engineering in the Age of AI?](https://www.wearedevelopers.com/magazine/640-what-is-software-engineering-in-the-age-of-ai) - [Dev Digest 137 - AI'm not sure about this](https://www.wearedevelopers.com/magazine/485-dev-digest-137-ai-m-not-sure-about-this)